BUB STMicroelectronics, BUB Datasheet - Page 4

• Manufacturer Part Number: BUB
• Description: Transil
• Manufacturer: STMicroelectronics

Electrical characteristics (Tamb = 25° C)
Note:
4/9
Figure 4.
10000
1000
100
10
1
C (pF)
S M B J
S M B J
S M B J
S M B J
S M B J
Capacitance versus reverse applied
voltage for unidirectional types
(typical values)
Figure 3.
The curves of figure 3 are specified for a junction temperature of 25° C before surge. The
given results may be extrapolated for other junction temperatures by using the following
formula :
For intermediate voltages, extrapolate the given results.
1 8 8 A
1 3 A
2 6 A
5 8 A
5 .0 A
VBR = T * [T
10
Clamping voltage versus peak pulse current.
SMBJ130A
SMBJ58A
SMBJ33A
SMBJ18A
SMBJ8.5A
SMBJ5.0A
SMBJ188A
amb
V CL (V)
-25] * V
100
Exponential waveform t p = 20 µs
Tj = 25°C
F = 1 MHz
BR
V
R
(25° C)
(V)
500
Figure 5.
t p = 10 ms
10000
t p = 1 ms
1000
SMBJ5.0A-TR, CA-TR, SMBJ188A-TR, CA-TR
100
10
1
C (pF)
S M B J
S M B J
S M B J
S M B J
S M B J 5 .0 A
Capacitance versus reverse applied
voltage for bidirectional types
(typical values)
1 3 A
2 6 A
1 8 8 A
5 8 A
C
C
C
C
C
10
T j initial = 25° C
I pp (A)
100
Tj = 25°C
F = 1 MHz
V
R
(V)
500